Find relation, domain, and range — task. Mathematics State Board, Class 10.

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Answer variants:

$45$

$25$

$40$

Take the two sets, $A = \{5, 9, 8\}$ and $B = \{25, 11, 45, 14, 40\}$. Let $R$ be the relation 'is a factor of' from $A$ to $B$. Then answer the following.

i) $R =$

${(5, 8), (9, 45), (8, 9)}$
${(5, 25), (9, 45), (8, 40)}$
${(25, 5), (45, 9), (40, 8)}$

ii) Domain of $R =$ $\{$

$\}$

iii) Range of $R =$ $\{$

$\}$

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9. Find relation, domain, and range

Exercise condition: